Kalamazoo Dewberry
Kates Mountain Clover
Katsura Tree
Kenilworth Ivy
Kentucky Bluegrass
Kentucky Coffeetree
Kentucky Yellowwood
Kerria
Keyflower
Keystone Hawthorn
Kidney Bean
Kidneyleaf Mudplantain
Kidneyleaf Twayblade
Kidneyvetch
King Of The Meadow
Kinnickinnick Dewberry
Kinnikinnick
Kiss Me Over The Garden Gate
Kitchen Sage
Kittatinny Blackberry
Knapweed
Knotgrass
Knotsheath Sedge
Knotted Clover
Knotted Rush
Knotweed
Kobus Magnolia
Koelreuteria
Kolkwitzia
Korean Clover
Kosteletzkya
Kudzu
Kummerowia